Canadian neuroscientist, biotechnology executive and academic leader who is the past president of Stanford University.
American environmental lawyer and advocate, former dean of the Yale School of Forestry and Environmental Studies.
Tanzanian economist, current politician and founding Executive Director of United Nations HABITAT.
English ethologist, evolutionary biologist, author and outspoken atheist who champions scientific answers to existential questions.
World-renowned speaker and author on the subject of alternative medicine, known as "the poet-prophet of alternative medicine".
Canadian author, academic and former politician, past President of Central European University in Budapest.
Nobel Prize winning Iranian political activist, lawyer, human rights activist and founder of Defenders of Human Rights Center in Iran.
American leader in biodiversity conservation and climate change, former President and CEO of the Wildlife Conservation Society.
American ecologist and economist who co-developed the Index of Sustainable Economic Welfare.
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